19249398

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{37}}^1\times {\mathrm{4129}}^1$

素因数の和:4181

約数の個数: 48

約数和(自身を含む): 48965280

約数和(自身を除く): 29715882

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 37, 42, 63, 74, 111, 126, 222, 259, 333, 518, 666, 777, 1554, 2331, 4129, 4662, 8258, 12387, 24774, 28903, 37161, 57806, 74322, 86709, 152773, 173418, 260127, 305546, 458319, 520254, 916638, 1069411, 1374957, 2138822, 2749914, 3208233, 6416466, 9624699, 19249398]

約数ペア:

[(1, 19249398), (2, 9624699), (3, 6416466), (6, 3208233), (7, 2749914), (9, 2138822), (14, 1374957), (18, 1069411), (21, 916638), (37, 520254), (42, 458319), (63, 305546), (74, 260127), (111, 173418), (126, 152773), (222, 86709), (259, 74322), (333, 57806), (518, 37161), (666, 28903), (777, 24774), (1554, 12387), (2331, 8258), (4129, 4662)]